All files / projects/requisition-management/src/app/store/requisitions requisitions.selectors.ts

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import { createSelector } from '@ngrx/store';
 
import { RequisitionStatus, RequisitionViewer } from '../../models/requisition/requisition.model';
import { getRequisitionManagementState } from '../requisition-management-store';
 
import { requisitionsAdapter } from './requisitions.reducer';
 
const getRequisitionsState = createSelector(getRequisitionManagementState, state => state.requisitions);
 
export const getRequisitionsLoading = createSelector(getRequisitionsState, state => state.loading);
 
export const getRequisitionsError = createSelector(getRequisitionsState, state => state.error);
 
const getRequisitionsFilters = createSelector(getRequisitionsState, state => state.filters);
 
export const { selectEntities } = requisitionsAdapter.getSelectors(getRequisitionsState);
 
export const getRequisitions = (view: RequisitionViewer, status: RequisitionStatus) =>
  createSelector(selectEntities, getRequisitionsFilters, (requisitions, filters: { [k: string]: string[] }) =>
    filters[view + status].map(id => requisitions[id])
  );
 
export const getRequisition = (id: string) => createSelector(selectEntities, requisitions => requisitions[id]);